Across
- 2. measures by how much space an object takes up or what it is made of.
- 4. largest planet in our solar system.
- 6. dwarf planet that was originally considered a planet
- 8. The force that pulls objects toward each other.
- 9. is The guy who discovered gravity.(last name)
Down
- 1. is a measure of the gravitational pull on the object.
- 2. the planet closest to the sun
- 3. center of our solar system
- 5. giant rock "a bit more than a quarter the size of Earth".
- 7. 6th planet from the sun, gas planet known for its rings